Two-sided railing support bracket



FIG. 1 is a perspective view showing front, top and right side features of my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a right side elevation view thereof, it being understood that a left side elevation view is identical hereto.

The broken lines showing holes are for the purpose of illustrating environment and form no part of the claimed design. 

CLAIM I claim the ornamental design for a two-sided railing support bracket, as shown and described. 